Add 25/7 and 64/20
1st number: 3 4/7, 2nd number: 3 4/20
25/7 + 64/20 is 237/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 7 × 20 = 140,
25/7 = 25 × 20/7 × 20 = 500/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
64/20 = 64 × 7/20 × 7 = 448/140 - Add the two like fractions:
500/140 + 448/140 = 500 + 448/140 = 948/140 - 948/140 simplified gives 237/35
- So, 25/7 + 64/20 = 237/35
In mixed form: 627/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/7+64/20 25/14+64/20 25/7+64/40 75/7+64/20 25/21+64/20 25/7+64/60 25/35+64/20 25/49+64/20